87117416

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:801

約数の個数: 32

約数和(自身を含む): 165900000

約数和(自身を除く): 78782584

約数列:

[1, 2, 4, 8, 139, 157, 278, 314, 499, 556, 628, 998, 1112, 1256, 1996, 3992, 21823, 43646, 69361, 78343, 87292, 138722, 156686, 174584, 277444, 313372, 554888, 626744, 10889677, 21779354, 43558708, 87117416]

約数ペア:

[(1, 87117416), (2, 43558708), (4, 21779354), (8, 10889677), (139, 626744), (157, 554888), (278, 313372), (314, 277444), (499, 174584), (556, 156686), (628, 138722), (998, 87292), (1112, 78343), (1256, 69361), (1996, 43646), (3992, 21823)]